Title :
Nonlinear carrier waves and gain oscillations in infrared and terahertz quantum cascade lasers
Author :
Weber, C. ; Banit, F. ; Wacker, A. ; Knorr, A.
Author_Institution :
Institut fÿr Theoretische Physik, Nichtlineare Optik und Quantenelektronik, Technische Universitÿt Berlin, Hardenbergstr. 36, 10623, Germany
Abstract :
The pump pulse induced charge dynamics in quantumcascade laser structures is analyzed for typical examples of infrared and terahertz lasers in pump-probe spectra and electronic wave packet propagation using a density-matrix approach.
Keywords :
Laser excitation; Nonlinear optics; Optical pumping; Optical scattering; Particle scattering; Pump lasers; Quantum cascade lasers; Quantum mechanics; Resonant tunneling devices; Ultrafast optics;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431392
